Laboratory Safety Rules and Symbols
A worksheet for Grade 11 Science students covering essential laboratory safety rules and common safety symbols.
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Laboratory Safety Rules and Symbols
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Read each question carefully and answer to the best of your ability. Pay close attention to details regarding laboratory safety procedures and symbols.
1. Which of the following is the most important safety procedure to follow when heating a test tube containing a liquid?
Point the test tube opening towards yourself
Cap the test tube tightly to prevent spills
Wear safety goggles and direct the opening away from people
Use a Bunsen burner on its highest flame setting
2. What does the following safety symbol indicate?
Hand protection required
Eye protection required
Hearing protection required
Foot protection required
1. Always wear in the laboratory to protect your eyes from chemical splashes or flying debris.
2. In case of a chemical spill on your skin, immediately rinse the affected area with plenty of for at least 15 minutes and notify your instructor.
3. The first thing you should do if there is a fire in the lab is to activate the nearest fire and evacuate the premises.
1. It is acceptable to eat or drink in the laboratory as long as you are careful not to contaminate your food.
True
False
2. Broken glassware should be immediately disposed of in a regular trash can.
True
False
1. List three general safety rules that should always be followed in a science laboratory.
2. Explain why it is important to know the location and proper use of safety equipment such as fire extinguishers and emergency showers before starting any experiment.
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